Separate out SDKContext (#34053)

* Separate out SDKContext

...from SDKContextClass, as the comments hopefully explain.

Also make the captitalisation consistent.

* Adding the new file usually helps too

* Fix import

* More comment

* Update the various imports of SDKContextClass

* Also fix case of TestSDKContext

* Update the mock

apps/web/test/unit-tests/components/views/dialogs/InviteDialog-test.tsx

@@ -30,7 +30,7 @@ import DMRoomMap from "../../../../../src/utils/DMRoomMap";
 import SdkConfig from "../../../../../src/SdkConfig";
 import { type ValidatedServerConfig } from "../../../../../src/utils/ValidatedServerConfig";
 import { type IConfigOptions } from "../../../../../src/IConfigOptions";
-import { SdkContextClass } from "../../../../../src/contexts/SDKContext";
+import { SDKContextClass } from "../../../../../src/contexts/SDKContextClass";
 import { type IProfileInfo } from "../../../../../src/hooks/useProfileInfo";
 import { DirectoryMember, startDmOnFirstMessage } from "../../../../../src/utils/direct-messages";
 
@@ -178,13 +178,13 @@ describe("InviteDialog", () => {
         mockClient.getRooms.mockReturnValue([room]);
         mockClient.getRoom.mockReturnValue(room);
 
-        SdkContextClass.instance.client = mockClient;
+        SDKContextClass.instance.client = mockClient;
     });
 
     afterEach(async () => {
         await clearAllModals();
-        SdkContextClass.instance.onLoggedOut();
-        SdkContextClass.instance.client = undefined;
+        SDKContextClass.instance.onLoggedOut();
+        SDKContextClass.instance.client = undefined;
     });
 
     afterAll(() => {